<template>
  <div v-if="list.length > 0">
    <div class="main" v-for="(item, index) in list" key="index">
      <div class="item">
        <input type="checkbox" v-model="item.complete">
        {{item.title}}
        <button class="del" @click="del(item, index)">删除</button>
      </div>
    </div>
  </div>
  <div v-else>暂无任务</div>
</template>

<script>
import {defineComponent, ref} from "vue";
export default defineComponent({
  name: 'NavMain',
  props: {
    list: {
      type: Array,
      required: true,

    }
  },
  emits: ['del'],
  setup(props, ctx){
    // 删除任务
    let del = (item, index) => {
      ctx.emit('del', index)
      // console.log(item)
      // console.log(index)
    }

    return{
      del,
    }
  }
})
</script>

<style scoped lang="scss">
.item{
  height: 35px;
  line-height: 35px;
  position: relative;
  width: 160px;
  cursor: pointer;
  button{
    position: absolute;
    right: 20px;
    top: 6px;
    display: none;
    z-index: 99;
  }
  &:hover{
    background: #ddd;
    button{
      display: block;
    }
  }
}
</style>
